| 9-39 | DJ Halfyard | Kent v Glamorgan | 1957 | f21833 |
| 8-37 | AE Moss | Middlesex v Glamorgan | 1960 | f23256 |
| 8-48 | BL Muncer | Glamorgan v Somerset | 1949 | f18330 |
| 7-15 | MS Nichols | Essex v Glamorgan | 1935 | f15154 |
| 7-15 | FS Trueman | Yorkshire v Glamorgan | 1954 | f20550 |
| 7-30 | JE McConnon | Glamorgan v Worcestershire | 1951 | f19197 |
| 7-46 | MB Heath | Hampshire v Glamorgan | 1958 | f22278 |
| 7-48 | BL Muncer | Glamorgan v Leicestershire | 1952 | f19604 |
| 7-55 | WE Hollies | Warwickshire v Glamorgan | 1948 | f18048 |
| 7-79 | FJ Titmus | Middlesex v Glamorgan | 1971 | f28729 |
| 7-89 | WE Bowes | Yorkshire v Glamorgan | 1935 | f14895 |